The phrase "a particular problem when" is correct and usable in written English.
It can be used to specify a specific issue that arises under certain circumstances or conditions.
Example: "There is a particular problem when the data is not properly formatted, leading to errors in processing."
Alternatives: "a specific issue when" or "a distinct challenge when".
This becomes a particular problem when a crisis like the Syria situation occurs.
This is a particular problem when popular music attempts to collaborate with so-called world music.
In addition, tumours sometimes move, a particular problem when dealing with lung cancer.
This is a particular problem when it comes to polling the senate.
Harman said there could be a particular problem when dealing with Islamic communities.
"It is a particular problem when you have young rowers in an international competition for the first time," DeFrantz said.
But, he added, "One particular problem, when it comes to the so-called 'lift-off' date for interest rates, is that the yield curve is currently very flat.
Defending was always a problem, defending at set pieces a particular problem, and when Martínez unwisely claimed not to be interested in keeping clean sheets, preferring to win matches by scoring goals at the other end, he effectively painted himself into a corner from which he is still trying to escape.
"Ketamine's a particular problem because when they moved it from [class] C to B they also brought in hundreds of ketamine analogues, many of which have never been made.
Coaching the European champions was not supposed to be a difficult proposition but this was a club with its own particular problems when he succeeded Roberto Di Matteo in the autumn.
Our emphasis on researching processes of decision-making, rather than the quality of decisions, caused particular problems when seeking a favourable ethical opinion.
